package com.shylock.as.api.filter;

import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @description：
 * @author: Shylock
 * @time：2021/10/22 21:28
 */
@WebFilter("/*")
@Component
public class CorsFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
       
    }

    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;

        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Credentials", "true");
        response.setHeader("Access-Control-Allow-Methods", "*");
        response.setHeader("Access-Control-Max-Age", "3600");
        response.setHeader("Access-Control-Allow-Headers", "*");
        response.setHeader("Access-Control-Request-Headers", "Authorization,Origin, X-Requested-With,content-Type,Accept");
        response.setHeader("Access-Control-Expose-Headers", "*");

        chain.doFilter(req, response);
    }
    

    @Override
    public void destroy() {

    }
}
